PacketBuffer no longer copy the bitstream data of incoming packets.

webrtc/modules/video_coding/packet_buffer.cc

 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 82 matching lines @@
     last_seq_num_ = seq_num;
 
   sequence_buffer_[index].frame_begin = packet.isFirstPacket;
   sequence_buffer_[index].frame_end = packet.markerBit;
   sequence_buffer_[index].seq_num = packet.seqNum;
   sequence_buffer_[index].continuous = false;
   sequence_buffer_[index].frame_created = false;
   sequence_buffer_[index].used = true;
   data_buffer_[index] = packet;
 
-  // Since the data pointed to by |packet.dataPtr| is non-persistent the
-  // data has to be copied to its own buffer.
-  // TODO(philipel): Take ownership instead of copying payload when
-  //                 bitstream-fixing has been implemented.
-  if (packet.sizeBytes) {
-    uint8_t* payload = new uint8_t[packet.sizeBytes];
-    memcpy(payload, packet.dataPtr, packet.sizeBytes);
-    data_buffer_[index].dataPtr = payload;
-  }
-
   FindFrames(seq_num);
   return true;
 }
 
 void PacketBuffer::ClearTo(uint16_t seq_num) {
   rtc::CritScope lock(&crit_);
 
   // If the packet buffer was cleared between a frame was created and returned.
   if (!first_packet_received_)
     return;
@@ skipping 170 matching lines @@
 int PacketBuffer::Release() const {
   int count = rtc::AtomicOps::Decrement(&ref_count_);
   if (!count) {
     delete this;
   }
   return count;
 }
 
 }  // namespace video_coding
 }  // namespace webrtc